Western Massachusetts broadcaster and public relations pro Mark Auerbach (pictured) has revealed his dramatic battle with stage 5 kidney disease in an effort to raise awareness of the need for organ donors and hopefully find a donor for his own situation. Auerbach hosts “ArtsBeat,” “On The Mark,” and “Athenaeum Spotlight,” on WCPC-TV 15 and WSKB, Westfield, MA. He’s…